@misc{indiciae31c399b8c0fb,
  title = {Microgravity: a Teacher's Guide with Activities, Secondary Level},
  author = {Vogt, Gregory L. and Wargo, Michael J.},
  year = {1992},
  url = {https://ntrs.nasa.gov/citations/19930072850},
  note = {Source identifier: 19930072850}
}